Question

3. Find the sum to n terms of the following series. i) 12 + 6 + 3 + 1 1/2+... (ii) 20-10+5 - 2 1/2 + ...(iii) 9 – 3, + 1 - 1/3 +... (iv) √3+3+3√3+9+...
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Answer 1

Answer:

I) 16

ii) 3

iii)2...fourth find by yourself